WordNet: depreciation, derogation, disparagement

a communication that belittles somebody or something

• hypernym discourtesy, disrespect

• hyponym cold water

• hyponym belittling, denigration

• hyponym aspersion, slur

• hyponym detraction, petty criticism

• hyponym sour grapes

• hyponym condescension, disdain, patronage

• hyponym calumniation, calumny, defamation, hatchet job, obloquy, traducement

depreciation

• (englanti) depreciate (derivationally related)
• (suomi) väheksyntä (synonyymi)

derogation

• (englanti) derogate (derivationally related)
• (suomi) halventaminen (synonyymi)

disparagement

• (englanti) disparage (derivationally related)
• (suomi) halveksunta (synonyymi)